Understanding Strokes: Causes, Symptoms, and Prevention, Exams of Nursing

Download Understanding Strokes: Causes, Symptoms, and Prevention and more Exams Nursing in PDF only on Docsity! Stroke AKA- Cerebral Vascular Accident (CVA) CHAPTER.5 Questions with Answers stroke - Correct answer occurs when a blood vessel to the brain is blocked by a clot or the blood vessel bursts, preventing the brain from getting the oxygen-rich blood it needs stroke is a leading cause of - Correct answer serious, long-term disability in the United States. Each year, approximately 795,000 people suffer a stroke. About 600,000 of these are first attacks, and 185,000 are recurrent attacks. Nearly three-quarters of all strokes occur in people over the age of 65. etiology: 6 causes of strokes? - Correct answer 1. Hemorrhage (burst) 2. Thrombus (block) 3. Embolism (mobile) 4. Aneurysm (swelling) 5. Tumor (often "benign") 6. Trauma (blow) What is the etiology of stroke? - Correct answer A stroke occurs when the blood supply to your brain is interrupted or reduced. This deprives your brain of oxygen and nutrients, which can cause your brain cells to die. A stroke may be caused by a blocked artery (ischemic stroke) or the leaking or bursting of a blood vessel (hemorrhagic stroke). What is the pathogenesis of stroke? - Correct answer An ischemic stroke results when cerebral blood flow to an area of the brain is interrupted Ischemic Stroke - Correct answer lack of blood, oxygen and glucose to the brain Hemorrhagic Stroke - Correct answer artery in the brain bursts strokes are classified as 2 things? - Correct answer 1) ischemic stroke 2) hemorrhagic stroke ischemic stroke - Correct answer occlusion of a blood vessel that diminishes blood flow to brain tissue; weakened/diseased blood vessels rupture; lack of blood, oxygen and glucose to the brain BLOCKED transient ischemic attacks (TIA's) - Correct answer mini strokes; temporary blocking of the cerebral arteries causes slight, temporary neurological deficits that lead to "Mini stroke" hemorrhagic stroke - Correct answer rupture of a blood vessel in the brain, causing intracranial hemorrhage (hemorrhage into the brain tissue); blood clots stop the flow of blood to an area of the brain